Home › Entities › asteroid › (21838) 1999 TM99

(21838) 1999 TM99

asteroid
Place asteroid Q5192227
Press Enter · cited answer in seconds

(21838) 1999 TM99

Summary

(21838) 1999 TM99 is an asteroid[1].

Key Facts

  • (21838) 1999 TM99 is credited with the discovery of Lincoln Near-Earth Asteroid Research[2].
  • (21838) 1999 TM99's instance of is recorded as asteroid[3].
  • (21838) 1999 TM99's site of astronomical discovery is recorded as Experimental Test Site[4].
  • (21838) 1999 TM99's follows is recorded as (21837) 1999 TL97[5].
  • (21838) 1999 TM99's followed by is recorded as (21839) 1999 TP100[6].
  • (21838) 1999 TM99's minor planet group is recorded as asteroid belt[7].
  • (21838) 1999 TM99's parent astronomical body is recorded as Sun[8].
  • (21838) 1999 TM99's provisional designation is recorded as 1990 WQ8[9].
  • (21838) 1999 TM99's provisional designation is recorded as 1999 TM99[10].
  • (21838) 1999 TM99's provisional designation is recorded as 2000 AC199[11].
  • (21838) 1999 TM99's time of discovery or invention is recorded as +1999-10-02T00:00:00Z[12].
  • (21838) 1999 TM99's JPL Small-Body Database SPK-ID is recorded as 20021838[13].
  • (21838) 1999 TM99's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.17'}[14].
  • (21838) 1999 TM99's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.1668702'}[15].
  • (21838) 1999 TM99's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.1670756520064639'}[16].
  • (21838) 1999 TM99's absolute magnitude is recorded as {'unit': '1', 'amount': '+14.3'}[17].
  • (21838) 1999 TM99's absolute magnitude is recorded as {'unit': '1', 'amount': '+14.38'}[18].
  • (21838) 1999 TM99's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+10.43998'}[19].
  • (21838) 1999 TM99's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+10.43602851706046'}[20].
  • (21838) 1999 TM99's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q577', 'amount': '+4.6'}[21].
  • (21838) 1999 TM99's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+1678.694575338879'}[22].
  • (21838) 1999 TM99's longitude of ascending node is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+119.21273'}[23].
  • (21838) 1999 TM99's longitude of ascending node is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+119.1517215491328'}[24].
  • (21838) 1999 TM99's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.7645208'}[25].
  • (21838) 1999 TM99's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.764280902928665'}[26].

Body

Designation and Status

(21838) 1999 TM99's instance of is recorded as asteroid[3].

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [3] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  2. [2] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  3. [4] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  4. [5] ↑ . wikidata.org.
  5. [6] ↑ . wikidata.org.
  6. [7] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  7. [8] ↑ . wikidata.org.
  8. [9] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  9. [10] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  10. [11] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  11. [12] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  12. [13] ↑ . JPL Small-Body Database. Retrieved . wikidata.org.
  13. [14] ↑ . wikidata.org.
  14. [15] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  15. [16] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  16. [17] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  17. [18] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  18. [19] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  19. [20] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  20. [21] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  21. [22] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  22. [23] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  23. [24] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  24. [25] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  25. [26] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). (21838) 1999 TM99. Retrieved May 3, 2026, from https://4ort.xyz/entity/-21838-1999-tm99
MLA “(21838) 1999 TM99.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/-21838-1999-tm99.
BibTeX @misc{4ortxyz_-21838-1999-tm99_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(21838) 1999 TM99}}, year = {2026}, url = {https://4ort.xyz/entity/-21838-1999-tm99}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (21838) 1999 TM99 — https://4ort.xyz/entity/-21838-1999-tm99 (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/-21838-1999-tm99 · Last refreshed: